Cuff for air delivery tube



FIG. 1 is a front perspective view of a cuff for air delivery tube according to an embodiment of our design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a reverse perspective view thereof.

The broken lines represent environment structure and do not form a part of the claimed design. 

The ornamental design for a cuff for air delivery tube, as shown and described. 